Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove Ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chapter 3.2 vocab

Chapter 4 vocab

TermDefinition
passive transport movement of molecules across the cell membrane without energy input form the cell
diffusion movement of dissolved molecules in a fluid or gas from a region of higher concentration to a region of lower concentration
concentration gradient difference in the concentration of a substance from one location to another
osmosis diffusion of water molecules across a semipermeable membrane from an area of higher water concentration to an areas of lower water concentration
isotonic solution that has an equal concentration of dissolved particles compared with another solution
hypertonic solution that has a higher concentration of dissolved particles compared with another solution
hypotonic solution that has a lower concentration of dissolved particles compared with another solution
facilitated diffusion diffusion of molecules assisted by protein channels that pierce a cell membrane (ex. of passive transport)
active transport energy-requiring movement of molecules across a membrane from a region of lower concentration to a region of higher concentration
endocytosis uptake of liquids or large molecules into a cell by inward folding of the cell membrane
phagocytosis uptake of a solid particle into a cell by engulfing the particle
exocytosis release of substances out of a cell by the fusion of a vesicle with the membrane
Created by: rmve123